Cymbalta manufacturer?

Who makes Cymbalta?

Cymbalta (duloxetine) is manufactured by Eli Lilly and Company (Lilly). [1]

Does the “manufacturer” change by country or version?

The active ingredient is duloxetine, but branding and distribution can vary by country (and by whether you’re looking at branded Cymbalta vs. generic duloxetine). The underlying manufacturer for branded Cymbalta is Eli Lilly and Company. [1]

Any patent or market-history details tied to the manufacturer?

DrugPatentWatch.com tracks duloxetine/Cymbalta-related patent information and other exclusivity and filing details tied to manufacturers and filings. [2]

Sources:
[1] https://www.eli-lilly.com/
[2] https://www.drugpatentwatch.com/